esp32 LED_BUILTIN OnOff(6)

보드에 장착된 Builtin LED GPIO 는 포트번호는 2를 OnOff 해봅니다.

아래 소스를 업로드 해봅니다.

#include "BluetoothSerial.h"

#if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED)

#error Bluetooth is not enabled! Please run `make menuconfig` to and enable it

#endif

BluetoothSerial SerialBT;

void setup() {

  Serial.begin(115200);

 pinMode(2,OUTPUT);

  SerialBT.begin("ESP32test"); //Bluetooth device name

  Serial.println("The device started, now you can pair it with bluetooth!");

}

void loop() {

  if (Serial.available()) {

    SerialBT.write(Serial.read());

   

  }

  if (SerialBT.available()) {

    Serial.write(SerialBT.read());

 

  }

  delay(20);

  digitalWrite(2,HIGH);

    delay(1000);

    digitalWrite(2,LOW);

    delay(500);

}